Benefits of Rudraksha:

The word Rudraksha has etymological, it is comes from the two Sanskrit words, Rudra and Aksha.
Rudraksha beads are classified on the basis of the number of mukhis the clefts and furrows they have on the surface. The One mukhi Rudraksha is the symbol of Godhood, Supreme Truth and Attainment of Eternity. The One mukhi Rudraksha is itself Lord Shankar and it is the main among all rudrakshas of all faces. It is ruled by the Sun and enlightens the Super Consciousness. It brings the power of Dharana to the wearer meaning the power to concentrate the mind on an object. The wearer of One mukhi Rudraksha gets his mental structure changed and he begins to feel renunciation from the worldly affairs and naturally inclines towards GOD.

A man who wears Rudraksha with Pearls, Coral, Crystal, Silver, Gold or other precious stone, takes the form of Lord Shiva. The devotee, who worships Lord Shiva in the form of Rudraksha devotedly, becomes a king in spite of being poor. It is called Ek Alakh King, the Omkar itself. It is a very powerful antedote for Saturn miseries and provides miraculous cures to several ailments. Wherever Rudraksha is worshipped the Goddess of wealth always stays there.

Rudraksha assists in awakening of the self pleasure point. Rudraksha can make the whole family live together in peace and harmony. Rudraksha is best known for its biomedical properties and in controlling stress, hypertension and blood pressure. Rudraksha help increase Self power and invoke Self love. They also enhance the Charisma of the wearer. It gives peace of mind to the wearer, stimulates the mind and sharpens the intellect.

Ek mukhi Rudraksha is the symbol of Godhood, Supreme Truth and Attainment of Eternity. The Ek mukhi Rudraksha is itself Lord Shankar and it is the main among all rudrakshas of all faces. It is ruled by the Sun and enlightens the Super Consciousness. It brings the power of Dharana to the wearer meaning the power to concentrate the mind on an object. The wearer of Ek mukhi Rudraksha gets his mental structure changed and he begins to feel renunciation from the worldly affairs and naturally inclines towards GOD. Two mukhi Rudraksha is the form of the ultimate God Mahadeva. It destroys the sin of Gohatya. It is also wish fulfilling. Five Mukhi Rudraksh is form of Rudra called Kaalagni, who is very powerful, liberating and wish fulfilling. Fourteen Mukhi Rudraksha is the orm of Param Shiva. It should be work on the head. It destroys all the sins committed by the weare. The 12 Mukhi Rudraksha is the Centre of Brilliancy and Lustre and Radiance and Strength of 12 forms of the God The Sun SURYA. There are different MukhiRudraksh. They can be one mukhi to 38 mukhi,but Rudrakshas commonly found 1 to 14 mukhis. Some rudraksh can be worn and some should be kept in Puja. You must take help of an experienced person to identify a real Rudraksh. For a layman ones made out of wood laced with lead may sink. Regarding your query about how many mukhi Rudraksh to wear, it depends on your purpose. Appropriate Rudraksh can be prescribed according to your purpose

Aware of Fakes!
Now the days, they seem to come in all shapes and sizes, and available at every little shop that sells alternative medicines, including a host of online stores. But make sure you get the real stuff. Imitations look real but don’t work, Here is how to identify a original Rudraksha seed:

A real Rudraksha bead will never float on water.

A good Rudraksha bead will not be broken at any end.

Even if you boil a real Rudraksha in water for 6 hours, there would no effect on the bead. A fake will easily disintegrate.